{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:GJY6R5DLSLKHDTQPLTKEJSI3AX","short_pith_number":"pith:GJY6R5DL","canonical_record":{"source":{"id":"2605.17612","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-05-12T03:54:33Z","cross_cats_sorted":[],"title_canon_sha256":"4a1bc1babef8037981159013e5b79fa55820c2f1e55b88c9978c8289a1110994","abstract_canon_sha256":"b16e08690507ff4ca3da6df446002c0f715780b404b611c00df5a8f2da8cce32"},"schema_version":"1.0"},"canonical_sha256":"3271e8f46b92d471ce0f5cd444c91b05d2993f923e8b9b883d6142bbb3df3f24","source":{"kind":"arxiv","id":"2605.17612","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.17612","created_at":"2026-05-20T00:04:48Z"},{"alias_kind":"arxiv_version","alias_value":"2605.17612v1","created_at":"2026-05-20T00:04:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.17612","created_at":"2026-05-20T00:04:48Z"},{"alias_kind":"pith_short_12","alias_value":"GJY6R5DLSLKH","created_at":"2026-05-20T00:04:48Z"},{"alias_kind":"pith_short_16","alias_value":"GJY6R5DLSLKHDTQP","created_at":"2026-05-20T00:04:48Z"},{"alias_kind":"pith_short_8","alias_value":"GJY6R5DL","created_at":"2026-05-20T00:04:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:GJY6R5DLSLKHDTQPLTKEJSI3AX","target":"record","payload":{"canonical_record":{"source":{"id":"2605.17612","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-05-12T03:54:33Z","cross_cats_sorted":[],"title_canon_sha256":"4a1bc1babef8037981159013e5b79fa55820c2f1e55b88c9978c8289a1110994","abstract_canon_sha256":"b16e08690507ff4ca3da6df446002c0f715780b404b611c00df5a8f2da8cce32"},"schema_version":"1.0"},"canonical_sha256":"3271e8f46b92d471ce0f5cd444c91b05d2993f923e8b9b883d6142bbb3df3f24","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:04:48.487684Z","signature_b64":"EcrDtz90fmZRvBoboYO9AIGK18InWG/q5Cy8EACrdzGY0kIPHdKfCqZJeecCX1fF5yX9+No7pCdXu9YqVReNCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3271e8f46b92d471ce0f5cd444c91b05d2993f923e8b9b883d6142bbb3df3f24","last_reissued_at":"2026-05-20T00:04:48.486915Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:04:48.486915Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.17612","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-20T00:04:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x2/cm9IPRtXS+IHx9wXVqpV5aWkaMea9FRVRgSysQRNnXfIoBnMAvDWGW7XSJBnI/VDwgDVld8kijDQn2QkGDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T00:14:01.311442Z"},"content_sha256":"c6796707abef09e2930dba475bd18fb7432c15ad5a0b0d82f08499837fd9320b","schema_version":"1.0","event_id":"sha256:c6796707abef09e2930dba475bd18fb7432c15ad5a0b0d82f08499837fd9320b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:GJY6R5DLSLKHDTQPLTKEJSI3AX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DFT-s-OFDM with Chirping for Integrated Sensing and Communications in 6G and Beyond","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"David Gonz\\'alez G., Halim Yanikomeroglu, Yong Liang Guan, Yujie Liu","submitted_at":"2026-05-12T03:54:33Z","abstract_excerpt":"The sixth generation (6G) of mobile communications and beyond is expected to enable advanced functionalities, such as integrated sensing and communication (ISAC), while involving diverse terminal/user equipment types from terrestrial to non-terrestrial networks. As waveforms are acknowledged as a fundamental technology driving 6G and beyond, this article presents a contribution in this technical domain. First, it provides an overview of several standardized communication waveforms, as well as chirp-based waveforms for radar sensing and Internet of Things (IoT) applications. This article then p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.17612","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.17612/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"ai_meta_artifact","ran_at":"2026-05-19T22:33:23.835655Z","status":"skipped","version":"1.0.0","findings_count":0}],"snapshot_sha256":"2e2a3b4496edaa1d50eee4a3bf741042b855d6ac9c4324416aa1de9a65e4156a"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-20T00:04:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c09zdIuaa48IxW0//TRKUBq2JvE2daY853wG+Ct0aM0crNHUzxtWrY7K893Av/eNyF4DxJ4fi+n79Z6nL5p6CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T00:14:01.312178Z"},"content_sha256":"355ef3b96f7e60993d4d6623c50adf35924f3d574262b48b5ac0855843cacf6e","schema_version":"1.0","event_id":"sha256:355ef3b96f7e60993d4d6623c50adf35924f3d574262b48b5ac0855843cacf6e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GJY6R5DLSLKHDTQPLTKEJSI3AX/bundle.json","state_url":"https://pith.science/pith/GJY6R5DLSLKHDTQPLTKEJSI3AX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GJY6R5DLSLKHDTQPLTKEJSI3AX/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-10T00:14:01Z","links":{"resolver":"https://pith.science/pith/GJY6R5DLSLKHDTQPLTKEJSI3AX","bundle":"https://pith.science/pith/GJY6R5DLSLKHDTQPLTKEJSI3AX/bundle.json","state":"https://pith.science/pith/GJY6R5DLSLKHDTQPLTKEJSI3AX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GJY6R5DLSLKHDTQPLTKEJSI3AX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:GJY6R5DLSLKHDTQPLTKEJSI3AX","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"b16e08690507ff4ca3da6df446002c0f715780b404b611c00df5a8f2da8cce32","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-05-12T03:54:33Z","title_canon_sha256":"4a1bc1babef8037981159013e5b79fa55820c2f1e55b88c9978c8289a1110994"},"schema_version":"1.0","source":{"id":"2605.17612","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.17612","created_at":"2026-05-20T00:04:48Z"},{"alias_kind":"arxiv_version","alias_value":"2605.17612v1","created_at":"2026-05-20T00:04:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.17612","created_at":"2026-05-20T00:04:48Z"},{"alias_kind":"pith_short_12","alias_value":"GJY6R5DLSLKH","created_at":"2026-05-20T00:04:48Z"},{"alias_kind":"pith_short_16","alias_value":"GJY6R5DLSLKHDTQP","created_at":"2026-05-20T00:04:48Z"},{"alias_kind":"pith_short_8","alias_value":"GJY6R5DL","created_at":"2026-05-20T00:04:48Z"}],"graph_snapshots":[{"event_id":"sha256:355ef3b96f7e60993d4d6623c50adf35924f3d574262b48b5ac0855843cacf6e","target":"graph","created_at":"2026-05-20T00:04:48Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[{"findings_count":0,"name":"ai_meta_artifact","ran_at":"2026-05-19T22:33:23.835655Z","status":"skipped","version":"1.0.0"}],"endpoint":"/pith/2605.17612/integrity.json","findings":[],"snapshot_sha256":"2e2a3b4496edaa1d50eee4a3bf741042b855d6ac9c4324416aa1de9a65e4156a","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The sixth generation (6G) of mobile communications and beyond is expected to enable advanced functionalities, such as integrated sensing and communication (ISAC), while involving diverse terminal/user equipment types from terrestrial to non-terrestrial networks. As waveforms are acknowledged as a fundamental technology driving 6G and beyond, this article presents a contribution in this technical domain. First, it provides an overview of several standardized communication waveforms, as well as chirp-based waveforms for radar sensing and Internet of Things (IoT) applications. This article then p","authors_text":"David Gonz\\'alez G., Halim Yanikomeroglu, Yong Liang Guan, Yujie Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-05-12T03:54:33Z","title":"DFT-s-OFDM with Chirping for Integrated Sensing and Communications in 6G and Beyond"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.17612","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:c6796707abef09e2930dba475bd18fb7432c15ad5a0b0d82f08499837fd9320b","target":"record","created_at":"2026-05-20T00:04:48Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"b16e08690507ff4ca3da6df446002c0f715780b404b611c00df5a8f2da8cce32","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-05-12T03:54:33Z","title_canon_sha256":"4a1bc1babef8037981159013e5b79fa55820c2f1e55b88c9978c8289a1110994"},"schema_version":"1.0","source":{"id":"2605.17612","kind":"arxiv","version":1}},"canonical_sha256":"3271e8f46b92d471ce0f5cd444c91b05d2993f923e8b9b883d6142bbb3df3f24","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3271e8f46b92d471ce0f5cd444c91b05d2993f923e8b9b883d6142bbb3df3f24","first_computed_at":"2026-05-20T00:04:48.486915Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:04:48.486915Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EcrDtz90fmZRvBoboYO9AIGK18InWG/q5Cy8EACrdzGY0kIPHdKfCqZJeecCX1fF5yX9+No7pCdXu9YqVReNCw==","signature_status":"signed_v1","signed_at":"2026-05-20T00:04:48.487684Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.17612","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c6796707abef09e2930dba475bd18fb7432c15ad5a0b0d82f08499837fd9320b","sha256:355ef3b96f7e60993d4d6623c50adf35924f3d574262b48b5ac0855843cacf6e"],"state_sha256":"f1cee358fc20382fb0d650891f9f11291ce807e887c31ede01dffb0c4f3d29f8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YaHbn9TyJXEHsxZQzIcuAdNex7cnJhbeR0pQkzoYo09t1AvNSLTm8ktcOlhJi0ZBqbfEUfn7lupB5setdGs1BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T00:14:01.317224Z","bundle_sha256":"624d26e55b15598df889df8ca1419464e028f8f44909f6a7c30b929e3c5c6165"}}